Cleaning methods and compositions
United States Patent 3173876

Inventors:
Zobrist, John C.
Publication Date:
03/16/1965
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Assignee:
Zobrist, John C.
Primary Class:
134/42
Other Classes:
510/420, 510/240, 510/433, 510/238, 510/182, 510/499, 510/239, 510/181, 510/108
International Classes:
C11D3/30; C11D3/26